meta data corrected

meta/main.yml

@@ -2,14 +2,15 @@
 galaxy_info:
   role_name: php-fpm
   author: Chris Croome
-  description: Ansible role for installing Munin Node (client)
+  description: Ansible role for installing PHP-FPM on Debian
   company: Webarchitects Co-operative
   license: license (GPLv3)
-  min_ansible_version: 1.2
+  min_ansible_version: 2.3
   platforms:
     - name: debian
       versions:
       - buster
+      - stretch
   galaxy_tags: []
     # List tags for your role here, one per line. A tag is a keyword that describes
     # and categorizes the role. Users find roles by searching for tags. Be sure to